/*
 * Copyright (C) 2019  Haowei Wen <yushijinhun@gmail.com> and contributors
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Affero General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Affero General Public License for more details.
 *
 * You should have received a copy of the GNU Affero General Public License
 * along with this program.  If not, see <https://www.gnu.org/licenses/>.
 */
/*
 * Copyright 2014 FangYidong<fangyidong@yahoo.com.cn>
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
/* The following code was generated by JFlex 1.4.2 */

package moe.yushi.authlibinjector.internal.org.json.simple.parser;

import java.io.IOException;
import java.io.Reader;

class Yylex {

	/** This character denotes the end of file */
	public static final int YYEOF = -1;

	/** initial size of the lookahead buffer */
	private static final int ZZ_BUFFERSIZE = 16384;

	/** lexical states */
	public static final int YYINITIAL = 0;
	public static final int STRING_BEGIN = 2;

	/**
	 * ZZ_LEXSTATE[l] is the state in the DFA for the lexical state l
	 * ZZ_LEXSTATE[l+1] is the state in the DFA for the lexical state l
	 * at the beginning of a line
	 * l is of the form l = 2*k, k a non negative integer
	 */
	private static final int ZZ_LEXSTATE[] = {
			0, 0, 1, 1
	};

	/**
	 * Translates characters to character classes
	 */
	private static final String ZZ_CMAP_PACKED =
			"\11\0\1\7\1\7\2\0\1\7\22\0\1\7\1\0\1\11\10\0" +
					"\1\6\1\31\1\2\1\4\1\12\12\3\1\32\6\0\4\1\1\5" +
					"\1\1\24\0\1\27\1\10\1\30\3\0\1\22\1\13\2\1\1\21" +
					"\1\14\5\0\1\23\1\0\1\15\3\0\1\16\1\24\1\17\1\20" +
					"\5\0\1\25\1\0\1\26\uff82\0";

	/**
	 * Translates characters to character classes
	 */
	private static final char[] ZZ_CMAP = zzUnpackCMap(ZZ_CMAP_PACKED);

	/**
	 * Translates DFA states to action switch labels.
	 */
	private static final int[] ZZ_ACTION = zzUnpackAction();

	private static final String ZZ_ACTION_PACKED_0 =
			"\2\0\2\1\1\2\1\3\1\4\3\1\1\5\1\6" +
					"\1\7\1\10\1\11\1\12\1\13\1\14\1\15\5\0" +
					"\1\14\1\16\1\17\1\20\1\21\1\22\1\23\1\24" +
					"\1\0\1\25\1\0\1\25\4\0\1\26\1\27\2\0" +
					"\1\30";

	private static int[] zzUnpackAction() {
		int[] result = new int[45];
		int offset = 0;
		offset = zzUnpackAction(ZZ_ACTION_PACKED_0, offset, result);
		return result;
	}

	private static int zzUnpackAction(String packed, int offset, int[] result) {
		int i = 0; /* index in packed string */
		int j = offset; /* index in unpacked array */
		int l = packed.length();
		while (i < l) {
			int count = packed.charAt(i++);
			int value = packed.charAt(i++);
			do
				result[j++] = value;
			while (--count > 0);
		}
		return j;
	}

	/**
	 * Translates a state to a row index in the transition table
	 */
	private static final int[] ZZ_ROWMAP = zzUnpackRowMap();

	private static final String ZZ_ROWMAP_PACKED_0 =
			"\0\0\0\33\0\66\0\121\0\154\0\207\0\66\0\242" +
					"\0\275\0\330\0\66\0\66\0\66\0\66\0\66\0\66" +
					"\0\363\0\u010e\0\66\0\u0129\0\u0144\0\u015f\0\u017a\0\u0195" +
					"\0\66\0\66\0\66\0\66\0\66\0\66\0\66\0\66" +
					"\0\u01b0\0\u01cb\0\u01e6\0\u01e6\0\u0201\0\u021c\0\u0237\0\u0252" +
					"\0\66\0\66\0\u026d\0\u0288\0\66";

	private static int[] zzUnpackRowMap() {
		int[] result = new int[45];
		int offset = 0;
		offset = zzUnpackRowMap(ZZ_ROWMAP_PACKED_0, offset, result);
		return result;
	}

	private static int zzUnpackRowMap(String packed, int offset, int[] result) {
		int i = 0; /* index in packed string */
		int j = offset; /* index in unpacked array */
		int l = packed.length();
		while (i < l) {
			int high = packed.charAt(i++) << 16;
			result[j++] = high | packed.charAt(i++);
		}
		return j;
	}

	/**
	 * The transition table of the DFA
	 */
	private static final int ZZ_TRANS[] = {
			2, 2, 3, 4, 2, 2, 2, 5, 2, 6,
			2, 2, 7, 8, 2, 9, 2, 2, 2, 2,
			2, 10, 11, 12, 13, 14, 15, 16, 16, 16,
			16, 16, 16, 16, 16, 17, 18, 16, 16, 16,
			16, 16, 16, 16, 16, 16, 16, 16, 16, 16,
			16, 16, 16, 16, -1, -1, -1, -1, -1, -1,
			-1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
			-1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
			-1, -1, -1, -1, 4, -1, -1, -1, -1, -1,
			-1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
			-1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
			-1, 4, 19, 20, -1, -1, -1, -1, -1, -1,
			-1, -1, -1, -1, -1, 20, -1, -1, -1, -1,
			-1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
			-1, -1, 5, -1, -1, -1, -1, -1, -1, -1,
			-1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
			-1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
			-1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
			21, -1, -1, -1, -1, -1, -1, -1, -1, -1,
			-1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
			-1, -1, -1, -1, -1, 22, -1, -1, -1, -1,
			-1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
			-1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
			23, -1, -1, -1, -1, -1, -1, -1, -1, -1,
			-1, -1, -1, 16, 16, 16, 16, 16, 16, 16,
			16, -1, -1, 16, 16, 16, 16, 16, 16, 16,
			16, 16, 16, 16, 16, 16, 16, 16, 16, 16,
			-1, -1, -1, -1, -1, -1, -1, -1, 24, 25,
			26, 27, 28, 29, 30, 31, 32, -1, -1, -1,
			-1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
			33, -1, -1, -1, -1, -1, -1, -1, -1, -1,
			-1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
			-1, -1, -1, -1, -1, -1, 34, 35, -1, -1,
			34, -1, -1, -1, -1, -1, -1, -1, -1, -1,
			-1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
			-1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
			-1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
			36, -1, -1, -1, -1, -1, -1, -1, -1, -1,
			-1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
			-1, -1, -1, -1, -1, -1, -1, 37, -1, -1,
			-1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
			-1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
			-1, 38, -1, -1, -1, -1, -1, -1, -1, -1,
			-1, -1, -1, 39, -1, 39, -1, 39, -1, -1,
			-1, -1, -1, 39, 39, -1, -1, -1, -1, 39,
			39, -1, -1, -1, -1, -1, -1, -1, -1, -1,
			-1, -1, 33, -1, 20, -1, -1, -1, -1, -1,
			-1, -1, -1, -1, -1, -1, 20, -1, -1, -1,
			-1, -1, -1, -1, -1, -1, -1, -1, -1, 35,
			-1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
			-1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
			-1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
			-1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
			-1, -1, -1, 38, -1, -1, -1, -1, -1, -1,
			-1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
			-1, -1, -1, -1, -1, -1, -1, -1, -1, 40,
			-1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
			-1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
			-1, -1, -1, -1, 41, -1, -1, -1, -1, -1,
			-1, -1, -1, -1, -1, 42, -1, 42, -1, 42,
			-1, -1, -1, -1, -1, 42, 42, -1, -1, -1,
			-1, 42, 42, -1, -1, -1, -1, -1, -1, -1,
			-1, -1, 43, -1, 43, -1, 43, -1, -1, -1,
			-1, -1, 43, 43, -1, -1, -1, -1, 43, 43,
			-1, -1, -1, -1, -1, -1, -1, -1, -1, 44,
			-1, 44, -1, 44, -1, -1, -1, -1, -1, 44,
			44, -1, -1, -1, -1, 44, 44, -1, -1, -1,
			-1, -1, -1, -1, -1,
	};

	/* error codes */
	private static final int ZZ_UNKNOWN_ERROR = 0;
	private static final int ZZ_NO_MATCH = 1;

	/* error messages for the codes above */
	private static final String ZZ_ERROR_MSG[] = {
			"Unkown internal scanner error",
			"Error: could not match input",
			"Error: pushback value was too large"
	};

	/**
	 * ZZ_ATTRIBUTE[aState] contains the attributes of state <code>aState</code>
	 */
	private static final int[] ZZ_ATTRIBUTE = zzUnpackAttribute();

	private static final String ZZ_ATTRIBUTE_PACKED_0 =
			"\2\0\1\11\3\1\1\11\3\1\6\11\2\1\1\11" +
					"\5\0\10\11\1\0\1\1\1\0\1\1\4\0\2\11" +
					"\2\0\1\11";

	private static int[] zzUnpackAttribute() {
		int[] result = new int[45];
		int offset = 0;
		offset = zzUnpackAttribute(ZZ_ATTRIBUTE_PACKED_0, offset, result);
		return result;
	}

	private static int zzUnpackAttribute(String packed, int offset, int[] result) {
		int i = 0; /* index in packed string */
		int j = offset; /* index in unpacked array */
		int l = packed.length();
		while (i < l) {
			int count = packed.charAt(i++);
			int value = packed.charAt(i++);
			do
				result[j++] = value;
			while (--count > 0);
		}
		return j;
	}

	/** the input device */
	private Reader zzReader;

	/** the current state of the DFA */
	private int zzState;

	/** the current lexical state */
	private int zzLexicalState = YYINITIAL;

	/**
	 * this buffer contains the current text to be matched and is
	 * the source of the yytext() string
	 */
	private char zzBuffer[] = new char[ZZ_BUFFERSIZE];

	/** the textposition at the last accepting state */
	private int zzMarkedPos;

	/** the current text position in the buffer */
	private int zzCurrentPos;

	/** startRead marks the beginning of the yytext() string in the buffer */
	private int zzStartRead;

	/**
	 * endRead marks the last character in the buffer, that has been read
	 * from input
	 */
	private int zzEndRead;

	/** the number of characters up to the start of the matched text */
	private int yychar;

	/** zzAtEOF == true <=> the scanner is at the EOF */
	private boolean zzAtEOF;

	/* user code: */
	private StringBuffer sb = new StringBuffer();

	int getPosition() {
		return yychar;
	}

	/**
	 * Creates a new scanner
	 * There is also a InputStream version of this constructor.
	 *
	 * @param in
	 *            the Reader to read input from.
	 */
	Yylex(Reader in) {
		zzReader = in;
	}

	/**
	 * Unpacks the compressed character translation table.
	 *
	 * @param packed
	 *            the packed character translation table
	 * @return the unpacked character translation table
	 */
	private static char[] zzUnpackCMap(String packed) {
		char[] map = new char[0x10000];
		int i = 0; /* index in packed string */
		int j = 0; /* index in unpacked array */
		while (i < 90) {
			int count = packed.charAt(i++);
			char value = packed.charAt(i++);
			do
				map[j++] = value;
			while (--count > 0);
		}
		return map;
	}

	/**
	 * Refills the input buffer.
	 *
	 * @return <code>false</code>, iff there was new input.
	 *
	 * @exception IOException
	 *                if any I/O-Error occurs
	 */
	private boolean zzRefill() throws IOException {

		/* first: make room (if you can) */
		if (zzStartRead > 0) {
			System.arraycopy(zzBuffer, zzStartRead,
					zzBuffer, 0,
					zzEndRead - zzStartRead);

			/* translate stored positions */
			zzEndRead -= zzStartRead;
			zzCurrentPos -= zzStartRead;
			zzMarkedPos -= zzStartRead;
			zzStartRead = 0;
		}

		/* is the buffer big enough? */
		if (zzCurrentPos >= zzBuffer.length) {
			/* if not: blow it up */
			char newBuffer[] = new char[zzCurrentPos * 2];
			System.arraycopy(zzBuffer, 0, newBuffer, 0, zzBuffer.length);
			zzBuffer = newBuffer;
		}

		/* finally: fill the buffer with new input */
		int numRead = zzReader.read(zzBuffer, zzEndRead,
				zzBuffer.length - zzEndRead);

		if (numRead > 0) {
			zzEndRead += numRead;
			return false;
		}
		// unlikely but not impossible: read 0 characters, but not at end of stream
		if (numRead == 0) {
			int c = zzReader.read();
			if (c == -1) {
				return true;
			} else {
				zzBuffer[zzEndRead++] = (char) c;
				return false;
			}
		}

		// numRead < 0
		return true;
	}

	/**
	 * Resets the scanner to read from a new input stream.
	 * Does not close the old reader.
	 *
	 * All internal variables are reset, the old input stream
	 * <b>cannot</b> be reused (internal buffer is discarded and lost).
	 * Lexical state is set to <tt>ZZ_INITIAL</tt>.
	 *
	 * @param reader
	 *            the new input stream
	 */
	public final void yyreset(Reader reader) {
		zzReader = reader;
		zzAtEOF = false;
		zzEndRead = zzStartRead = 0;
		zzCurrentPos = zzMarkedPos = 0;
		yychar = 0;
		zzLexicalState = YYINITIAL;
	}

	/**
	 * Enters a new lexical state
	 *
	 * @param newState
	 *            the new lexical state
	 */
	public final void yybegin(int newState) {
		zzLexicalState = newState;
	}

	/**
	 * Returns the text matched by the current regular expression.
	 */
	public final String yytext() {
		return new String(zzBuffer, zzStartRead, zzMarkedPos - zzStartRead);
	}

	/**
	 * Returns the character at position <tt>pos</tt> from the
	 * matched text.
	 *
	 * It is equivalent to yytext().charAt(pos), but faster
	 *
	 * @param pos
	 *            the position of the character to fetch.
	 *            A value from 0 to yylength()-1.
	 *
	 * @return the character at position pos
	 */
	public final char yycharat(int pos) {
		return zzBuffer[zzStartRead + pos];
	}

	/**
	 * Reports an error that occured while scanning.
	 *
	 * In a wellformed scanner (no or only correct usage of
	 * yypushback(int) and a match-all fallback rule) this method
	 * will only be called with things that "Can't Possibly Happen".
	 * If this method is called, something is seriously wrong
	 * (e.g. a JFlex bug producing a faulty scanner etc.).
	 *
	 * Usual syntax/scanner level error handling should be done
	 * in error fallback rules.
	 *
	 * @param errorCode
	 *            the code of the errormessage to display
	 */
	private void zzScanError(int errorCode) {
		String message;
		try {
			message = ZZ_ERROR_MSG[errorCode];
		} catch (ArrayIndexOutOfBoundsException e) {
			message = ZZ_ERROR_MSG[ZZ_UNKNOWN_ERROR];
		}

		throw new IllegalStateException(message);
	}

	/**
	 * Resumes scanning until the next regular expression is matched,
	 * the end of input is encountered or an I/O-Error occurs.
	 *
	 * @return the next token
	 * @exception IOException
	 *                if any I/O-Error occurs
	 */
	public Yytoken yylex() throws IOException, ParseException {
		int zzInput;
		int zzAction;

		// cached fields:
		int zzCurrentPosL;
		int zzMarkedPosL;
		int zzEndReadL = zzEndRead;
		char[] zzBufferL = zzBuffer;
		char[] zzCMapL = ZZ_CMAP;

		int[] zzTransL = ZZ_TRANS;
		int[] zzRowMapL = ZZ_ROWMAP;
		int[] zzAttrL = ZZ_ATTRIBUTE;

		while (true) {
			zzMarkedPosL = zzMarkedPos;

			yychar += zzMarkedPosL - zzStartRead;

			zzAction = -1;

			zzCurrentPosL = zzCurrentPos = zzStartRead = zzMarkedPosL;

			zzState = ZZ_LEXSTATE[zzLexicalState];

			zzForAction: {
				while (true) {

					if (zzCurrentPosL < zzEndReadL)
						zzInput = zzBufferL[zzCurrentPosL++];
					else if (zzAtEOF) {
						zzInput = YYEOF;
						break zzForAction;
					} else {
						// store back cached positions
						zzCurrentPos = zzCurrentPosL;
						zzMarkedPos = zzMarkedPosL;
						boolean eof = zzRefill();
						// get translated positions and possibly new buffer
						zzCurrentPosL = zzCurrentPos;
						zzMarkedPosL = zzMarkedPos;
						zzBufferL = zzBuffer;
						zzEndReadL = zzEndRead;
						if (eof) {
							zzInput = YYEOF;
							break zzForAction;
						} else {
							zzInput = zzBufferL[zzCurrentPosL++];
						}
					}
					int zzNext = zzTransL[zzRowMapL[zzState] + zzCMapL[zzInput]];
					if (zzNext == -1) break zzForAction;
					zzState = zzNext;

					int zzAttributes = zzAttrL[zzState];
					if ((zzAttributes & 1) == 1) {
						zzAction = zzState;
						zzMarkedPosL = zzCurrentPosL;
						if ((zzAttributes & 8) == 8) break zzForAction;
					}

				}
			}

			// store back cached position
			zzMarkedPos = zzMarkedPosL;

			switch (zzAction < 0 ? zzAction : ZZ_ACTION[zzAction]) {
				case 11: {
					sb.append(yytext());
				}
				case 25:
					break;
				case 4: {
					sb = null;
					sb = new StringBuffer();
					yybegin(STRING_BEGIN);
				}
				case 26:
					break;
				case 16: {
					sb.append('\b');
				}
				case 27:
					break;
				case 6: {
					return new Yytoken(Yytoken.TYPE_RIGHT_BRACE, null);
				}
				case 28:
					break;
				case 23: {
					Boolean val = Boolean.valueOf(yytext());
					return new Yytoken(Yytoken.TYPE_VALUE, val);
				}
				case 29:
					break;
				case 22: {
					return new Yytoken(Yytoken.TYPE_VALUE, null);
				}
				case 30:
					break;
				case 13: {
					yybegin(YYINITIAL);
					return new Yytoken(Yytoken.TYPE_VALUE, sb.toString());
				}
				case 31:
					break;
				case 12: {
					sb.append('\\');
				}
				case 32:
					break;
				case 21: {
					Double val = Double.valueOf(yytext());
					return new Yytoken(Yytoken.TYPE_VALUE, val);
				}
				case 33:
					break;
				case 1: {
					throw new ParseException(yychar, ParseException.ERROR_UNEXPECTED_CHAR, yycharat(0));
				}
				case 34:
					break;
				case 8: {
					return new Yytoken(Yytoken.TYPE_RIGHT_SQUARE, null);
				}
				case 35:
					break;
				case 19: {
					sb.append('\r');
				}
				case 36:
					break;
				case 15: {
					sb.append('/');
				}
				case 37:
					break;
				case 10: {
					return new Yytoken(Yytoken.TYPE_COLON, null);
				}
				case 38:
					break;
				case 14: {
					sb.append('"');
				}
				case 39:
					break;
				case 5: {
					return new Yytoken(Yytoken.TYPE_LEFT_BRACE, null);
				}
				case 40:
					break;
				case 17: {
					sb.append('\f');
				}
				case 41:
					break;
				case 24: {
					try {
						int ch = Integer.parseInt(yytext().substring(2), 16);
						sb.append((char) ch);
					} catch (Exception e) {
						throw new ParseException(yychar, ParseException.ERROR_UNEXPECTED_EXCEPTION, e);
					}
				}
				case 42:
					break;
				case 20: {
					sb.append('\t');
				}
				case 43:
					break;
				case 7: {
					return new Yytoken(Yytoken.TYPE_LEFT_SQUARE, null);
				}
				case 44:
					break;
				case 2: {
					Long val = Long.valueOf(yytext());
					return new Yytoken(Yytoken.TYPE_VALUE, val);
				}
				case 45:
					break;
				case 18: {
					sb.append('\n');
				}
				case 46:
					break;
				case 9: {
					return new Yytoken(Yytoken.TYPE_COMMA, null);
				}
				case 47:
					break;
				case 3: {}
				case 48:
					break;
				default:
					if (zzInput == YYEOF && zzStartRead == zzCurrentPos) {
						zzAtEOF = true;
						return null;
					} else {
						zzScanError(ZZ_NO_MATCH);
					}
			}
		}
	}

}
